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Boehm, Martin

(Encyclopedia)Boehm, Martin bām [key], 1725–1812, American evangelical preacher, b. Conestoga, Pa. He was the son of a Palatinate Mennonite who settled in Lancaster co., Pa. Boehm became a Mennonite preacher c.1...

Geological Survey, United States

(Encyclopedia)Geological Survey, United States, bureau organized in 1879 under the Dept. of the Interior to unify and centralize the work already undertaken by separate surveys under Clarence King, F. V. Hayden, Ge...

Le Corbusier

(Encyclopedia)Le Corbusier shärl ādwärˈ zhänərāˈ [key], 1887–1965, French architect, b. La Chaux-de-Fonds, Switzerland. Often known simply as “Corbu,” he was one of the most influential architects of ...

cruise missile

(Encyclopedia)cruise missile, low-flying, continuously powered offensive missile designed to evade defense systems. A cruise missile typically uses an aircraft engine rather than a rocket engine to fly at subsonic ...

capitalism

(Encyclopedia)capitalism, economic system based on private ownership of the means of production, in which personal profit can be acquired through investment of capital and employment of labor. Capitalism is grounde...

dumping

(Encyclopedia)dumping, selling goods at less than the normal price, usually as exports in international trade. It may be done by a producer, a group of producers, or a nation. Dumping is usually done to drive compe...

perfluoroalkyl and polyfluoroalkyl substances

(Encyclopedia)perfluoroalkyl and polyfluoroalkyl substances (PFAS), a group of several thousand synthetic organic chemical compounds made up of a chain of carbon atoms bonded to fluorine atoms. PFAS, which resist w...

Taft, Robert Alphonso

(Encyclopedia)Taft, Robert Alphonso, 1889–1953, American politician, b. Cincinnati, Ohio; son of William Howard Taft. He practiced law in Ohio and served (1921–26, 1931–32) in the state legislature. Elected t...

Rotblat, Sir Joseph

(Encyclopedia)Rotblat, Sir Joseph, 1908–2005, British physicist and anti-nuclear weapons activist, b. Warsaw, Poland; grad. Free Univ. of Poland (M.A., 1932), Univ. of Warsaw (Ph.D., 1938), Univ. of Liverpool (Ph...